CN202594800U - Ultrafine calcium carbonate carbonizing reactor capable of enhancing gas and liquid mixing - Google Patents
Ultrafine calcium carbonate carbonizing reactor capable of enhancing gas and liquid mixing Download PDFInfo
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- CN202594800U CN202594800U CN 201220163408 CN201220163408U CN202594800U CN 202594800 U CN202594800 U CN 202594800U CN 201220163408 CN201220163408 CN 201220163408 CN 201220163408 U CN201220163408 U CN 201220163408U CN 202594800 U CN202594800 U CN 202594800U
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Abstract
The utility model discloses an ultrafine calcium carbonate carbonizing reactor capable of enhancing gas and liquid mixing. The ultrafine calcium carbonate carbonizing reactor capable of enhancing the gas and liquid mixing comprises a tank body, wherein an exhaust pipe and a calcium hydroxide slurry feeding pipe are arranged at the top of the tank body; a calcium carbonate slurry discharging pipe is arranged at the bottom of the tank body; a flow guiding cylinder is arranged inside the tank body; longitudinal baffle plates are installed at the lower part of the inner wall of the flow guiding cylinder at intervals; spiral baffle plates are arranged on the inner wall of the flow guiding cylinder above the longitudinal baffle plates; a gas distributor is arranged at the center of the lower end of the flow guiding cylinder; gas nozzle pipes are uniformly distributed at the outer part of the gas distributor; and a kiln gas inlet pipe penetrates into the tank body and is communicated with a gas inlet at the bottom of the gas distributor. The ultrafine calcium carbonate carbonizing reactor capable of enhancing the gas and liquid mixing has a reasonably designed structure; and by installing the longitudinal baffle plates and the spiral baffle plates on the inner wall of the flow guiding cylinder to match the gas distributor, vortexes are formed twice for enhancing the gas and liquid mixing effect, so that uniformly distributed ultrafine calcium carbonate with the particle size of 100-200 nanometers can be synthesized conveniently.
Description
Technical field:
The utility model relates to the technical field of chemical reaction device, relates in particular to a kind of calcium carbonate superfine powder carbonization reactor of strengthening gas-liquid mixed.
Background technology:
The equipment that is used for synthesizing superfine lime carbonate in the prior art mainly is bubbling style stirred reactor at intermittence.This reactor apparatus is simple in structure, and kiln gas gets into from the bottom when carbonization, makes gas-liquid mixed evenly generate calcium carbonate superfine powder through mechanical stirring.But need mechanical stirring during this equipment reaction, energy consumption is high, the difficult control of processing condition, product cut size skewness.
How to design a kind of mechanical stirring that do not need and just can make gas-liquid mixed even, being convenient to the calcium carbonate superfine powder that synthetic grain diameter nano is evenly distributed is urgent problem.
The utility model content:
The purpose of the utility model provides a kind of calcium carbonate superfine powder carbonization reactor of strengthening gas-liquid mixed, and reasonable in design can improve gas-liquid mixed easily and fast, improves the productive rate of product processing.
The technical scheme of the utility model is following:
Strengthen the calcium carbonate superfine powder carbonization reactor of gas-liquid mixed; It is characterized in that: comprise tank body, described tank body top is respectively equipped with exhaust pipe, calcium hydroxide slurry feed-pipe, and the bottom of tank body is provided with the calcium carbonate slurry extraction line; Described tank interior is provided with guide shell; Guide shell inwall bottom is equipped with longitudinal baffle at interval, and the guide shell inwall of longitudinal baffle top is provided with helical baffle, and center, described guide shell lower end is provided with gas distributor; The gas distributor outside is evenly distributed with the gas jet pipe, has the kiln gas inlet pipe to penetrate the inlet mouth UNICOM bottom gas distributor in the tank body.
The calcium carbonate superfine powder carbonization reactor of described reinforcement gas-liquid mixed is characterized in that: the diameter of described guide shell is 2/3～1/2 of a tank diameter.
The calcium carbonate superfine powder carbonization reactor of described reinforcement gas-liquid mixed is characterized in that: the quantity of described longitudinal baffle is 4～6, and width is 10～15cm, highly is about 1/3 of guide shell height.
The calcium carbonate superfine powder carbonization reactor of described reinforcement gas-liquid mixed is characterized in that: described helical baffle width is that 20～25cm, length are the plate body of 25～30cm, and helical baffle up is spaced installation with 40～50 ° pitch angle spiral.
The calcium carbonate superfine powder carbonization reactor of described reinforcement gas-liquid mixed is characterized in that: described gas distributor is a vartex gas sparger, and apart from tank base 25～35cm, diameter is 2/3 of an inner diameter of steel flue, and outer wall is distributed with 4～6 nozzles pipe of emanating.
The calcium carbonate superfine powder carbonization reactor of described reinforcement gas-liquid mixed is characterized in that: described guide shell top is 60～80cm from the top of tank body.
The utility model has the advantages that:
The utility model reasonable in design, through longitudinal baffle, helical baffle cooperation gas distributor are installed on the inwall of guide shell, gas-liquid mixed gets into guide shell, under the effect of vertical plate washer, forms vortex, and speed up gas and liquid is mixed; When material flows from bottom to top, under the effect of spiral plate washer, form vortex once more, the enhancing mixed effect is convenient to the calcium carbonate superfine powder that synthetic particle diameter is evenly distributed in the 100-200 nanometer.
Description of drawings:
Fig. 1 is the structural representation of the utility model.
Embodiment:
Referring to Fig. 1:
Strengthen the calcium carbonate superfine powder carbonization reactor of gas-liquid mixed; Comprise tank body 1, tank body 1 top is respectively equipped with exhaust pipe 2, calcium hydroxide slurry feed-pipe 3, and the bottom of tank body 1 is provided with calcium carbonate slurry extraction line 4; Tank body 1 inside is provided with guide shell 5; Guide shell 5 inwall bottoms are equipped with longitudinal baffle 6 at interval, and guide shell 5 inwalls of longitudinal baffle 6 tops are provided with helical baffle 7, and guide shell 5 bottom centre place is provided with gas distributor 8; Gas distributor 8 outsides are evenly distributed with gas jet pipe 9, have kiln gas inlet pipe 10 to penetrate in the tank body 1 and the inlet mouth UNICOM of gas distributor 8 bottoms.
The diameter of guide shell 5 is 2/3～1/2 of a tank diameter.
The quantity of longitudinal baffle 6 is 4～6, and width is 10～15cm, highly is about 1/3 of guide shell 5 height.
Embodiment 1:
As shown in Figure 1: 2.0 meters of reactor diameters, high 5.5 meters, 1.2 meters of baffle inner diameter of steel flue are high 4.2 meters; 6 vertical plate washers are equipped with in the inner core bottom, and each plate washer is wide 12 centimeters, and are high 1.4 meters; The spiral plate washer is equipped with on inner core top, and the spiral plate washer is wide 20 centimeters, and length is 25 centimeters; Transverse pitch is 40 centimeters between adjacent two spiral plate washers, and longitudinal pitch is 30 centimeters, and the spiral plate washer is up arranged along water conservancy diversion inner core spiral inner wall with the pitch angle of 35 degree and formed.Vartex gas sparger diameter is 80 centimeters, and 4 gas jets wherein are housed, and the diameter of nozzle is 6 centimeters.
When actual production, be 12 cubic metres of mass concentrations that the height of calcium hydroxide slurry in reactor drum is 4.5 meters in 9.0% the calcium hydroxide slurry injecting reactor.Adopting pressure is the roots blower of 78Kpa, and the kiln gas compression is got into vartex gas sparger, and the flow of control kiln gas is 20 cubic metres of PMs, and the volume content of carbonic acid gas is 26-30% in the kiln gas.Along with kiln gas sprays from gas jet fast; In water conservancy diversion inner core upper longitudinal under the dual function of plate washer and top spiral plate washer; Gas-liquid forms the vortex thorough mixing from bottom to top at the water conservancy diversion inner core; And get between inner core and shell from suitable for reading the overflowing of inner core, get into the water conservancy diversion inner core again from the bottom between inner core and shell again, accomplishes a carbonization and circulate.The starting temperature of carbonization is 25 ℃, and carbonization is after 1 hour 10 minutes, and pH value of slurry is reduced to 6.5-7.0, is the terminal point of carbonization, and terminal temperature is 55 ℃.The slurry of getting after the carbonization is that size distribution is even about 150 nanometers at the particle diameter that records lime carbonate on the Electronic Speculum, good dispersivity, no agglomeration.
By implementing 1 identical method, the flow of control kiln gas is 16 cubic metres of PMs, and the volume content of carbonic acid gas is 26-30% in the kiln gas.The starting temperature of carbonization is 27 ℃, and carbonization is after 1 hour 25 minutes, and pH value of slurry is reduced to 6.5-7.0, is the terminal point of carbonization, and terminal temperature is 56 ℃.The slurry of getting after the carbonization is that size distribution is even about 160 nanometers at the particle diameter that records lime carbonate on the Electronic Speculum, good dispersivity, no agglomeration.
More than show and described the advantage of ultimate principle, principal character and the utility model of the utility model.The technician of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the specification sheets that the utility model just is described; The utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these variations and improvement all fall in the utility model scope of claims protection.
Claims (6)
1. calcium carbonate superfine powder carbonization reactor of strengthening gas-liquid mixed; It is characterized in that: comprise tank body, described tank body top is respectively equipped with exhaust pipe, calcium hydroxide slurry feed-pipe, and the bottom of tank body is provided with the calcium carbonate slurry extraction line; Described tank interior is provided with guide shell; Guide shell inwall bottom is equipped with longitudinal baffle at interval, and the guide shell inwall of longitudinal baffle top is provided with helical baffle, and center, described guide shell lower end is provided with gas distributor; The gas distributor outside is evenly distributed with the gas jet pipe, has the kiln gas inlet pipe to penetrate the inlet mouth UNICOM bottom gas distributor in the tank body.
2. the calcium carbonate superfine powder carbonization reactor of reinforcement gas-liquid mixed according to claim 1 is characterized in that: the diameter of described guide shell is 2/3～1/2 of a tank diameter.
3. the calcium carbonate superfine powder carbonization reactor of reinforcement gas-liquid mixed according to claim 1 is characterized in that: the quantity of described longitudinal baffle is 4～6, and width is 10～15cm, highly is about 1/3 of guide shell height.
4. the calcium carbonate superfine powder carbonization reactor of reinforcement gas-liquid mixed according to claim 1; It is characterized in that: described helical baffle width is that 20～25cm, length are the plate body of 25～30cm, and helical baffle up is spaced installation with 40～50 ° pitch angle spiral.
5. the calcium carbonate superfine powder carbonization reactor of reinforcement gas-liquid mixed according to claim 1; It is characterized in that: described gas distributor is a vartex gas sparger; Apart from tank base 25～35cm, diameter is 2/3 of an inner diameter of steel flue, and outer wall is distributed with 4～6 nozzles pipe of emanating.
6. the calcium carbonate superfine powder carbonization reactor of reinforcement gas-liquid mixed according to claim 1 is characterized in that: described guide shell top is 60～80cm from the top of tank body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220163408 CN202594800U (en) | 2012-04-17 | 2012-04-17 | Ultrafine calcium carbonate carbonizing reactor capable of enhancing gas and liquid mixing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220163408 CN202594800U (en) | 2012-04-17 | 2012-04-17 | Ultrafine calcium carbonate carbonizing reactor capable of enhancing gas and liquid mixing |
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| CN202594800U true CN202594800U (en) | 2012-12-12 |
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| CN 201220163408 Expired - Lifetime CN202594800U (en) | 2012-04-17 | 2012-04-17 | Ultrafine calcium carbonate carbonizing reactor capable of enhancing gas and liquid mixing |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103738993A (en) * | 2013-12-04 | 2014-04-23 | 芜湖卓越纳米新材料有限公司 | Carbonation reactor of energy-efficient nano calcium carbonate and preparation method of energy-efficient nano calcium carbonate |
| CN104370288A (en) * | 2013-08-15 | 2015-02-25 | 确成硅化学股份有限公司 | Reactor |
| CN113774223A (en) * | 2021-09-14 | 2021-12-10 | 超威电源集团有限公司 | Carbonization reaction device and method for waste lead plaster |
-
2012
- 2012-04-17 CN CN 201220163408 patent/CN202594800U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104370288A (en) * | 2013-08-15 | 2015-02-25 | 确成硅化学股份有限公司 | Reactor |
| CN104370288B (en) * | 2013-08-15 | 2017-03-08 | 确成硅化学股份有限公司 | Reactor |
| CN103738993A (en) * | 2013-12-04 | 2014-04-23 | 芜湖卓越纳米新材料有限公司 | Carbonation reactor of energy-efficient nano calcium carbonate and preparation method of energy-efficient nano calcium carbonate |
| CN103738993B (en) * | 2013-12-04 | 2015-11-04 | 芜湖卓越纳米新材料有限公司 | A kind of carbonization reactor of energy-saving nano-calcium carbonate and preparation method |
| CN113774223A (en) * | 2021-09-14 | 2021-12-10 | 超威电源集团有限公司 | Carbonization reaction device and method for waste lead plaster |
| CN113774223B (en) * | 2021-09-14 | 2023-05-12 | 安徽超威电源有限公司 | Carbonization reaction device and method for waste lead paste |
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Granted publication date: 20121212 |
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| CX01 | Expiry of patent term |